Welcome!

The Illinois Astrophysical Dynamics Demonstrations (iADD) let you explore the behavior of gas, stars, and dark matter in a variety of astronomical environments using computer simulations. You can explore a range of phenomena at a level that\'s comfortable for you:

To get started, choose a topic from one of the menus above.

Funding for this work was provided by the National Science Foundation under grants AST 00-93091 and AST 14-13367.

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Debug Console

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17 Queries Logged: 0.012138843536377 seconds

  1. SELECT data
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      ORDER BY `c`.`lft` ASC
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      LEFT JOIN jos_extensions AS e
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      AND (`m`.`publish_up` IS NULL OR `m`.`publish_up` <= '2025-01-17 23:21:26' )
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      AND (`mm`.`menuid` = '100' OR `mm`.`menuid` <= '0' )
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13 Query Types Logged, Sorted by Occurrences.

SELECT Tables:
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  2. 1 × SELECT b.rules
      FROM `jos_assets` AS `a`
      LEFT JOIN jos_assets AS b
      ON b.lft <= a.lft
      AND b.rgt >= a.rgt
  3. 1 × SELECT a.*,a.id,a.asset_id,a.title,a.alias,a.title_alias,a.introtext,a.fulltext,
      CASE WHEN badcats.id IS NULL THEN a.state ELSE 0 END AS state,a.mask,a.catid,a.created,a.created_by,a.created_by_alias,
      CASE WHEN a.modified IS NULL THEN a.created ELSE a.modified END AS modified,a.modified_by,a.checked_out,a.checked_out_time,a.publish_up,a.publish_down,a.images,a.urls,a.attribs,a.version,a.parentid,a.ordering,a.metakey,a.metadesc,a.access,a.hits,a.metadata,a.featured,a.language,a.xreference,c.title AS category_title,c.alias AS category_alias,c.access AS category_access,u.name AS author,parent.title AS parent_title,parent.id AS parent_id,parent.path AS parent_route,parent.alias AS parent_alias,ROUND(v.rating_sum / v.rating_count, 0) AS rating,v.rating_count AS rating_count
      FROM `jos_content` AS `a`
      LEFT JOIN jos_categories AS c
      ON c.id = a.catid
      LEFT JOIN jos_users AS u
      ON u.id = a.created_by
      LEFT JOIN jos_categories as parent
      ON parent.id = c.parent_id
      LEFT JOIN jos_content_rating AS v
      ON a.id = v.content_id
      LEFT
      OUTER JOIN (SELECT cat.id as id
      FROM jos_categories AS cat JOIN jos_categories AS parent
      ON cat.lft BETWEEN parent.lft
      AND parent.rgt
  4. 1 × SELECT m.id,m.title,m.module,m.position,m.content,m.showtitle,m.params,mm.menuid,e.protected
      FROM `jos_modules` AS `m`
      LEFT JOIN jos_modules_menu AS mm
      ON mm.moduleid = m.id
      LEFT JOIN jos_extensions AS e
      ON e.element = m.module
      AND e.client_id = m.client_id
  5. 1 × SELECT a.rules
      FROM `jos_assets` AS `a`
  6. 1 × SELECT c.*,
      CASE WHEN CHAR_LENGTH(c.alias) THEN CONCAT_WS(':', c.id, c.alias) ELSE c.id END as slug
      FROM `jos_categories` AS `c`
      LEFT JOIN jos_categories AS s
      ON (s.lft <= c.lft
      AND s.rgt >= c.rgt) OR (s.lft > c.lft
      AND s.rgt < c.rgt)
      LEFT JOIN (SELECT cat.id as id
      FROM jos_categories AS cat JOIN jos_categories AS parent
      ON cat.lft BETWEEN parent.lft
      AND parent.rgt
  7. 1 × SELECT m.id,m.menutype,m.title,m.alias,m.note,m.path AS route,m.link,m.type,m.level,m.language,m.browserNav,m.access,m.params,m.home,m.img,m.template_style_id,m.component_id,m.parent_id,e.element AS component
      FROM `jos_menu` AS `m`
      LEFT JOIN jos_extensions AS e
      ON e.extension_id = m.component_id
  8. 1 × SELECT b.id
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      LEFT JOIN jos_usergroups AS b
      ON b.lft <= a.lft
      AND b.rgt >= a.rgt
  9. 1 × SELECT *
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  10. 1 × SELECT folder AS type,element AS name,protected,params
      FROM `jos_extensions`
  11. 1 × SELECT data
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  12. 1 × SELECT jos_template_styles.id,jos_template_styles.home,jos_template_styles.template,jos_template_styles.params,jos_extensions.protected
      FROM `jos_template_styles`
      INNER JOIN jos_extensions
      ON jos_extensions.element = jos_template_styles.template
OTHER Tables:
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  • onAfterInitialise — Method — plgSystemP3p::onAfterInitialise → /core/plugins/system/p3p/p3p.php:21
  • onAfterInitialise — Method — plgSystemRemember::onAfterInitialise → /core/plugins/system/remember/remember.php:20
  • onAfterInitialise — Method — plgSystemHubzero::onAfterInitialise → /core/plugins/system/hubzero/hubzero.php:21
  • onAfterInitialise — Method — plgSystemXFeed::onAfterInitialise → /core/plugins/system/xfeed/xfeed.php:21
  • onAfterInitialise — Method — plgSystemSupergroup::onAfterInitialise → /core/plugins/system/supergroup/supergroup.php:113
  • onAfterInitialise — Method — plgSystemReferrerpolicy::onAfterInitialise → /core/plugins/system/referrerpolicy/referrerpolicy.php:21
  • onAfterRoute — Method — plgSystemJquery::onAfterRoute → /core/plugins/system/jquery/jquery.php:21
  • onAfterRoute — Method — plgSystemSpamjail::onAfterRoute → /core/plugins/system/spamjail/spamjail.php:21
  • onAfterRoute — Method — plgSystemIncomplete::onAfterRoute → /core/plugins/system/incomplete/incomplete.php:21
  • onAfterRoute — Method — plgSystemUnconfirmed::onAfterRoute → /core/plugins/system/unconfirmed/unconfirmed.php:21
  • onAfterRoute — Method — plgSystemUnapproved::onAfterRoute → /core/plugins/system/unapproved/unapproved.php:21
  • onAfterRoute — Method — plgSystemPassword::onAfterRoute → /core/plugins/system/password/password.php:21
  • onContentPrepare — Method — plgContentLoadmodule::onContentPrepare → /core/plugins/content/loadmodule/loadmodule.php:35
  • onContentPrepare — Method — plgContentEmailcloak::onContentPrepare → /core/plugins/content/emailcloak/emailcloak.php:25
  • onContentPrepare — Method — plgContentPagebreak::onContentPrepare → /core/plugins/content/pagebreak/pagebreak.php:35
  • onContentPrepare — Method — plgContentXhubtags::onContentPrepare → /core/plugins/content/xhubtags/xhubtags.php:25
  • onContentPrepare — Method — plgContentFormatwiki::onContentPrepare → /core/plugins/content/formatwiki/formatwiki.php:63
  • onContentPrepare — Method — plgContentFormathtml::onContentPrepare → /core/plugins/content/formathtml/formathtml.php:105
  • onContentPrepare — Method — plgContentExternalhref::onContentPrepare → /core/plugins/content/externalhref/externalhref.php:41
  • onContentBeforeDisplay — Method — plgContentPagenavigation::onContentBeforeDisplay → /core/plugins/content/pagenavigation/pagenavigation.php:25
  • onContentBeforeDisplay — Method — plgContentVote::onContentBeforeDisplay → /core/plugins/content/vote/vote.php:32
  • onAfterDispatch — Method — plgSystemMobile::onAfterDispatch → /core/plugins/system/mobile/mobile.php:22
  • onAfterDispatch — Method — plgSystemDebug::onAfterDispatch → /core/plugins/system/debug/debug.php:60
  • onAfterDispatch — Method — PlgSystemHighlight::onAfterDispatch → /core/plugins/system/highlight/highlight.php:25
  • onAfterRender — Method — plgSystemSef::onAfterRender → /core/plugins/system/sef/sef.php:21